Pentafluorophenylethoxydimethylsilane - ≥95% , CAS No.71338-73-3

CAS: 71338-73-3 Cat. No.: P404854 Molecular Weight: 270.27 EC Number: 670-963-5 PubChem CID: 523441
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
ethoxydimethyl(perfluorophenyl)silane | Dimethyl(2,3,4,5,6-pentafluorophenyl)silyl ethyl ether | Benzene,1-(ethoxydimethylsilyl)-2,3,4,5,6-pentafluoro- | 2-METHOXY-4,6-DI(TRIFLUOROMETHYL)BENZOICACID | Pentafluorophenylethoxydimethylsilane, >/=95% | T72866
Storage
Argon charged,Room temperature
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
P404854-1g
3

$103.90

$120.90
Save $17.00 (14.06%)
5g
P404854-5g
2

$361.90

$422.90
Save $61.00 (14.42%)
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Argon charged,Room temperature Ships Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
ethoxydimethyl(perfluorophenyl)silane | Dimethyl(2, 3, 4, 5, 6-pentafluorophenyl)silyl ethyl ether | Benzene, 1-(ethoxydimethylsilyl)-2, 3, 4, 5, 6-pentafluoro- | 2-METHOXY-4, 6-DI(TRIFLUOROMETHYL)BENZOICACID | Pentafluorophenylethoxydimethylsilane, >/=95% | T72866
Specifications & Purity
≥95%
Storage
Argon charged, Room temperature
Purity
≥95%
Names and Identifiers
Pubchem Sid504759137
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504759137
Canonical SmilesCCO[Si](C)(C)C1=C(C(=C(C(=C1F)F)F)F)F
IUPAC Nameethoxy-dimethyl-(2,3,4,5,6-pentafluorophenyl)silane
InChIKeyHOENFMGYUBYVDH-UHFFFAOYSA-N
INCHI1S/C10H11F5OSi/c1-4-16-17(2,3)10-8(14)6(12)5(11)7(13)9(10)15/h4H2,1-3H3
Isomeric SMILES CCO[Si](C)(C)C1=C(C(=C(C(=C1F)F)F)F)F
PubChem CID 523441
Molecular Weight 270.27
Reaxy-Rn 2991760

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassHalobenzenes
Intermediate Tree Nodes Not available
Direct ParentFluorobenzenes
Alternative Parents Alkylarylsilanes  Aryl fluorides  Silyl ethers  Organoheterosilanes  Organic metalloid salts  Organooxygen compounds  Organofluorides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Alkylarylsilane - Fluorobenzene - Aryl halide - Aryl fluoride - Silyl ether - Organoheterosilane - Organic metalloid salt - Organic oxygen compound - Hydrocarbon derivative - Organic salt - Organosilicon compound - Organooxygen compound - Organofluoride - Organohalogen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as fluorobenzenes. These are compounds containing one or more fluorine atoms attached to a benzene ring.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

4 results found

Lot NumberCertificate TypeDateItem
H2315510Certificate of AnalysisMay 20, 2026 P404854
H2315511Certificate of AnalysisMay 20, 2026 P404854
H2315578Certificate of AnalysisMay 20, 2026 P404854
H2315580Certificate of AnalysisMay 20, 2026 P404854
Chemical and Physical Properties
SensitivityMoisture Sensitive
Refractive Index1.43
Flash Point(°C)95 °C
Molecular Weight270.270 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count6
Rotatable Bond Count3
Exact Mass270.05 Da
Monoisotopic Mass270.05 Da
Topological Polar Surface Area9.200 Ų
Heavy Atom Count17
Formal Charge0
Complexity249.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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